80205944

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15739}}^1$

素因数の和:15772

約数の個数: 48

約数和(自身を含む): 188407800

約数和(自身を除く): 108201856

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 15739, 31478, 62956, 110173, 125912, 204607, 220346, 409214, 440692, 771211, 818428, 881384, 1432249, 1542422, 1636856, 2864498, 3084844, 5728996, 6169688, 10025743, 11457992, 20051486, 40102972, 80205944]

約数ペア:

[(1, 80205944), (2, 40102972), (4, 20051486), (7, 11457992), (8, 10025743), (13, 6169688), (14, 5728996), (26, 3084844), (28, 2864498), (49, 1636856), (52, 1542422), (56, 1432249), (91, 881384), (98, 818428), (104, 771211), (182, 440692), (196, 409214), (364, 220346), (392, 204607), (637, 125912), (728, 110173), (1274, 62956), (2548, 31478), (5096, 15739)]